2861775

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1$

素因数の和:125

約数の個数: 72

約数和(自身を含む): 6190080

約数和(自身を除く): 3328305

約数列:

[1, 3, 5, 7, 9, 15, 21, 23, 25, 35, 45, 63, 69, 75, 79, 105, 115, 161, 175, 207, 225, 237, 315, 345, 395, 483, 525, 553, 575, 711, 805, 1035, 1185, 1449, 1575, 1659, 1725, 1817, 1975, 2415, 2765, 3555, 4025, 4977, 5175, 5451, 5925, 7245, 8295, 9085, 12075, 12719, 13825, 16353, 17775, 24885, 27255, 36225, 38157, 41475, 45425, 63595, 81765, 114471, 124425, 136275, 190785, 317975, 408825, 572355, 953925, 2861775]

約数ペア:

[(1, 2861775), (3, 953925), (5, 572355), (7, 408825), (9, 317975), (15, 190785), (21, 136275), (23, 124425), (25, 114471), (35, 81765), (45, 63595), (63, 45425), (69, 41475), (75, 38157), (79, 36225), (105, 27255), (115, 24885), (161, 17775), (175, 16353), (207, 13825), (225, 12719), (237, 12075), (315, 9085), (345, 8295), (395, 7245), (483, 5925), (525, 5451), (553, 5175), (575, 4977), (711, 4025), (805, 3555), (1035, 2765), (1185, 2415), (1449, 1975), (1575, 1817), (1659, 1725)]